klayout/src/tl/tlExceptions.h

127 lines
3.4 KiB
C++

/*
KLayout Layout Viewer
Copyright (C) 2006-2017 Matthias Koefferlein
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef HDR_tlExceptions
#define HDR_tlExceptions
#include "tlCommon.h"
namespace tl
{
class Exception;
}
namespace std
{
class exception;
}
class QWidget;
namespace tl
{
void TL_PUBLIC handle_exception_silent (const tl::Exception &);
void TL_PUBLIC handle_exception_silent (const std::exception &);
void TL_PUBLIC handle_exception_silent ();
void TL_PUBLIC handle_exception_ui (const tl::Exception &, QWidget *parent = 0);
void TL_PUBLIC handle_exception_ui (const std::exception &, QWidget *parent = 0);
void TL_PUBLIC handle_exception_ui (QWidget *parent = 0);
void TL_PUBLIC handle_exception (const tl::Exception &);
void TL_PUBLIC handle_exception (const std::exception &);
void TL_PUBLIC handle_exception ();
/**
* @brief Installs the GUI exception handlers
*/
void TL_PUBLIC set_ui_exception_handlers (void (*handler_tl) (const tl::Exception &, QWidget *parent),
void (*handler_std) (const std::exception &, QWidget *parent),
void (*handler_default) (QWidget *parent));
// The BEGIN_PROTECTED .. END_PROTECTED macros are supposed to enclose a protected block
// The main purpose is to provide a unified method of handling exceptions
#define BEGIN_PROTECTED_SILENT try {
#define END_PROTECTED_SILENT \
} catch (tl::Exception &ex) { \
tl::handle_exception_silent (ex); \
} catch (std::exception &ex) { \
tl::handle_exception_silent (ex); \
} catch (...) { \
tl::handle_exception_silent (); \
}
#define BEGIN_PROTECTED try {
#define END_PROTECTED \
} catch (tl::Exception &ex) { \
tl::handle_exception (ex); \
} catch (std::exception &ex) { \
tl::handle_exception (ex); \
} catch (...) { \
tl::handle_exception (); \
}
#define END_PROTECTED_W(w) \
} catch (tl::Exception &ex) { \
tl::handle_exception_ui (ex, w); \
} catch (std::exception &ex) { \
tl::handle_exception_ui (ex, w); \
} catch (...) { \
tl::handle_exception_ui (w); \
}
#define BEGIN_PROTECTED_CLEANUP bool __error_caught = false; try {
#define END_PROTECTED_CLEANUP_W(w) \
} catch (tl::Exception &ex) { \
__error_caught = true; \
tl::handle_exception_ui (ex, w); \
} catch (std::exception &ex) { \
__error_caught = true; \
tl::handle_exception_ui (ex, w); \
} catch (...) { \
__error_caught = true; \
tl::handle_exception_ui (w); \
} \
if (__error_caught)
#define END_PROTECTED_CLEANUP \
} catch (tl::Exception &ex) { \
__error_caught = true; \
tl::handle_exception (ex); \
} catch (std::exception &ex) { \
__error_caught = true; \
tl::handle_exception (ex); \
} catch (...) { \
__error_caught = true; \
tl::handle_exception (); \
} \
if (__error_caught)
}
#endif